A busy manager needs a completely unflappable secretary.是什么意思？

A busy manager needs a completely unflappable secretary.

经理工作忙，需要一个头脑十分冷静的秘书。

busy

adj. 忙碌的，占线，繁华的，爱管闲事的；vt. 忙着做某事，使奔走，使经营；n. 〈英俚〉侦探，包打听；

例句
When not producing art of his own, Oliver was busy advancing the work of others.
奥利弗在不搞自己的艺术创作时，就会忙着帮助别人完成作品。

manager

n. 处理者，经理，管理人，干事，理事，〈美〉（政党等的）领袖，策士，干才，干练的人；

例句
Any manager knows that his company will start falling apart if his attention wanders...
每个经理都知道只要自己的注意力有所分散，公司就会分崩离析。

needs

adv. （现与must前后连用）必须，一定，务必；v. 需要，必须( need的第三人称单数 )，（表示应该或不得不做）有必要；

例句
A sick person needs absolute confidence and trust in a doctor.
病人需要对医生有绝对的信心和信任。

completely

adv. 完全地，完整地，完全，彻底，全部，一干二净，很，非常，充分，十分，万分；

例句
...a second career which absorbed her more completely than her acting ever had.
比演艺生涯更让她投入的又一职业

unflappable

adj. <口>不易惊慌的，镇定的；

例句
Beneath his smart, generous, unflappable exterior lurks massive insecurity.
他聪明大度 、 从容镇定的外表下实则潜藏着严重的危机感.

secretary

n. 秘书，干事，书记员， 部长，大臣；

例句
She wrote to Roosevelt's secretary in answer to his letter of the day before.
她写了信给罗斯福的秘书，回复罗斯福前一天的来信。